JDBC连接数据库中CallableStatement执行有参存储过程及注解其他

procedure pro_01(v_01 in number,v_02 out varchar2)
as
begin
select name into v_02 from test where id = v_01;
exception
when no_data_found then
dbms_output.put_line('no data');
when too_many_rows then
dbms_output.put_line('too many rows');
end;

import java.sql.CallableStatement;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.sql.Types;

public class CallableTest {
public static void main(String[] args){
try {
Class.forName("oracle.jdbc.driver.OracleDriver");
} catch (ClassNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
String url = "jdbc:oracle:thin:@localhost:1521:orcl";
String user = "scott";
String password = "tiger";
Connection conn = null;
CallableStatement cstmt = null;
ResultSet rs = null;
try {
conn = DriverManager.getConnection(url,user,password);

//			String sql = "select * from test";
//			String sql ="update test set id = ? where id = ?";
//			cstmt = conn.prepareStatement(sql);
//			rs = cstmt.executeQuery();//查询操作 返回结果集
//			cstmt.setInt(1, 13);
//			cstmt.setInt(2, 12);
//			int count = cstmt.executeUpdate();//更新操作 返回受影响行数

String sql = "{call pro_01(?,?)}";//执行存储过程sql语句{call procedure_name}
cstmt = conn.prepareCall(sql);

cstmt.setInt(1, 13);
cstmt.registerOutParameter(2, Types.VARCHAR);//注册输出参数
boolean isExecute = cstmt.execute();//只有执行结果为结果集时才会返回true
String out = cstmt.getString(2);//获取输出参数，以注入位置为准提取
System.out.println(out);
if(isExecute){
System.out.println("Result");
}else{
System.out.println("success");
}
//			if( rs != null){
////				while (rs.next()) {
////					System.out.println(rs.getInt(1));
////				}
//				System.out.println("what is wrong");
//			}else{
//				System.out.println("execute over");
//			}

//			System.out.println(count);
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
if(rs != null){
try {
rs.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
if(cstmt != null){
try {
cstmt.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
if(conn != null){
try {
conn.close();
} catch (SQLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}

}

}